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Note 12 - Commitments and Contingencies (Details Textual) - USD ($) $ in Millions | May 11, 2026 | Mar. 31, 2026 | Dec. 31, 2025
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Accrual for Environmental Loss Contingencies |  | $ 13 | $ 14
Three U.S. Manufacturing Facilities [Member] | Subsequent Event [Member] |  |  |
Asset Acquisition, Price of Acquisition, Expected | $ 89 |  |

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